*/
public static function replaceContributionTokens($str, &$contribution, $html = FALSE, $knownTokens = NULL, $escapeSmarty = FALSE) {
$key = 'contribution';
- if (!$knownTokens || !CRM_Utils_Array::value($key, $knownTokens)) {
+ if (!$knownTokens || empty($knownTokens[$key])) {
//early return
return $str;
}